TW202332834A - 真空泵及控制裝置 - Google Patents

真空泵及控制裝置 Download PDF

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Publication number
TW202332834A
TW202332834A TW111143546A TW111143546A TW202332834A TW 202332834 A TW202332834 A TW 202332834A TW 111143546 A TW111143546 A TW 111143546A TW 111143546 A TW111143546 A TW 111143546A TW 202332834 A TW202332834 A TW 202332834A
Authority
TW
Taiwan
Prior art keywords
circuit
vacuum pump
communication
control circuit
mentioned
Prior art date
Application number
TW111143546A
Other languages
English (en)
Chinese (zh)
Inventor
本間隆太郎
笠原一哉
深美英夫
Original Assignee
日商埃地沃茲日本有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 日商埃地沃茲日本有限公司 filed Critical 日商埃地沃茲日本有限公司
Publication of TW202332834A publication Critical patent/TW202332834A/zh

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D19/00Axial-flow pumps
    • F04D19/02Multi-stage pumps
    • F04D19/04Multi-stage pumps specially adapted to the production of a high vacuum, e.g. molecular pumps
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D19/00Axial-flow pumps
    • F04D19/02Multi-stage pumps
    • F04D19/04Multi-stage pumps specially adapted to the production of a high vacuum, e.g. molecular pumps
    • F04D19/042Turbomolecular vacuum pumps
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D27/00Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
    • F04D27/001Testing thereof; Determination or simulation of flow characteristics; Stall or surge detection, e.g. condition monitoring
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D27/00Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
    • F04D27/02Surge control
    • F04D27/0292Stop safety or alarm devices, e.g. stop-and-go control; Disposition of check-valves

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Non-Positive Displacement Air Blowers (AREA)
  • Control Of Positive-Displacement Pumps (AREA)
  • Control Of Positive-Displacement Air Blowers (AREA)
TW111143546A 2021-11-26 2022-11-15 真空泵及控制裝置 TW202332834A (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2021192231A JP2023078905A (ja) 2021-11-26 2021-11-26 真空ポンプ及び制御装置
JP2021-192231 2021-11-26

Publications (1)

Publication Number Publication Date
TW202332834A true TW202332834A (zh) 2023-08-16

Family

ID=86539534

Family Applications (1)

Application Number Title Priority Date Filing Date
TW111143546A TW202332834A (zh) 2021-11-26 2022-11-15 真空泵及控制裝置

Country Status (5)

Country Link
JP (1) JP2023078905A (fr)
CN (1) CN118140052A (fr)
IL (1) IL312161A (fr)
TW (1) TW202332834A (fr)
WO (1) WO2023095851A1 (fr)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6961363B1 (en) * 1999-12-02 2005-11-01 International Business Machines Corporation Frequency look-ahead and link state history based scheduling in indoor wireless pico-cellular networks
JP2019022106A (ja) * 2017-07-19 2019-02-07 アズビル株式会社 通信システム
JP7377660B2 (ja) * 2019-09-27 2023-11-10 エドワーズ株式会社 真空ポンプ及び真空ポンプの付属ユニット

Also Published As

Publication number Publication date
JP2023078905A (ja) 2023-06-07
CN118140052A (zh) 2024-06-04
IL312161A (en) 2024-06-01
WO2023095851A1 (fr) 2023-06-01

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